package com.gonsin.venus.sdk.bean;

import lombok.ToString;

import java.io.Serializable;

/*返回结果类*/
/**
 * 返回结果的泛型结构
 */
@ToString
public class ResponseResult<T> implements Serializable {

    private static final long serialVersionUID = -2174026817950983890L;

    private ResponseResult(){}

    /**
     * 返回码
     */
    private Integer state = 200;//响应状态码

    /**
     * 响应信息
     */
    private String message;//响应信息

    /**
     * 当前页面, 从0开始，如果查询的是全部（不翻页）或者非查询，则为-1
     */
    private Integer page = -1;

    /**
     * 当前总页数，如果查询的是全部（不翻页）或者非查询，则为-1
     */
    private Integer pageCount = -1;

    /**
     * 相应数据
     */
    private T data;//响应数据

    public static long getSerialVersionUID() {
        return serialVersionUID;
    }

    private ResponseResult(Integer state, String message, T data) {
        this.state = state;
        this.message = message;
        this.data = data;
    }

    private ResponseResult(Integer state, String message, T data, int page, int pageCount) {
        this.state = state;
        this.message = message;
        this.data = data;
        this.page = page;
        this.pageCount = pageCount;
    }

    private ResponseResult(Integer state, String message) {
        this.state = state;
        this.message = message;
    }

    public static <D> ResponseResult<D> result(D data) {
        ResponseResult responseResult = new ResponseResult();
        responseResult.state = 200;
        responseResult.message = "";
        responseResult.setData(data);
        return responseResult;
    }

    public static <D> ResponseResult<D> result(D data, int page, int pageCount) {
        ResponseResult responseResult = new ResponseResult();
        responseResult.state = 200;
        responseResult.message = "";
        responseResult.page = page;
        responseResult.pageCount = pageCount;

        responseResult.setData(data);
        return responseResult;
    }

    public Integer getState() {
        return state;
    }

    public void setState(Integer state) {
        this.state = state;
    }

    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }

    public T getData() {
        return data;
    }

    public void setData(T data) {
        this.data = data;
    }

    public static ResponseResult<Void> simpleResult(){
        return new ResponseResult<Void>();
    }

    public static ResponseResult simpleResult(Integer state){
        return new ResponseResult<>(state, null);
    }

    public static ResponseResult simpleResult(Integer state, String message){
        return new ResponseResult<>(state, message);
    }

    public int getPage() {
        return page;
    }

    public void setPage(int page) {
        this.page = page;
    }

    public int getPageCount() {
        return pageCount;
    }

    public void setPageCount(int pageCount) {
        this.pageCount = pageCount;
    }
}
